Side by side

Sinn 103 StvsCWC Automatic Divers Watch Mk.2 Black

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sinn 103 St

The Sinn 103 St is widely praised for its classic chronograph appeal and purposeful 41mm size, with owners finding the Ty Hd variant stunning in person. Reviewers highlight its domed acrylic crystal and consider the model an outstanding value for the money. Some owners note the 103 St Sa E's 17mm thickness may be an issue, despite its wearable case dimensions. The Sinn 103 St is also recognized as a space-capable watch, having been worn on a MIR mission. Overall, owners and reviewers rate the Sinn 103 St highly for its classic chronograph design and strong value proposition.

CWC Automatic Divers Watch Mk.2 Black

Owners widely praise the CWC Automatic Divers Watch Mk.2 Black for its brushed chapter ring, precise 120-click bezel, clear sapphire crystal, excellent case finishing, and significantly improved lume. The watch is considered a terrific value with solid construction. Some owners express a preference for a matte finish for a more tool-like appearance, though polished versions offer a dressier look and easier scratch removal. On balance, owners rate the CWC Automatic Divers Watch Mk.2 Black highly for its tool-like features and excellent value.

From video reviewers

The bezel action is smooth. The price has increased due to popularity.

At a glance

18 of 29 specs differ
Diameter
103 St41mm
Automatic Divers Watch Mk.2 Black41mm
Power Reserve
103 St48h
Automatic Divers Watch Mk.2 Black
Water Resistance
103 St200m
Automatic Divers Watch Mk.2 Black300m
MSRP
103 St$2,538
Automatic Divers Watch Mk.2 Black$1,249

Full specifications

Case

6 specs
Category
Tool
Diver
Thickness
15.5mm
0mm
Lug-to-Lug
47mm
Finish
polished
Water Resistance
200m
300m
Caseback

Crystal & Dial

6 specs
Crystal
Acrylic
Sapphire
Crystal Shape
AR Coating
Dial Color
Black
CWC Automatic Divers Watch Mk.2 Black (SF300 AS120)
Indices
Lume
Luminescent
Super-LumiNova

Movement

5 specs
Caliber
Concepto C99001
Sellita SW200-1
Beat Rate
28,800 vph
0 vph
Power Reserve
48h
0h
Jewels
25
0
Complications
Date, Day-Date, Chronograph, Pilot's Bezel
None

Pricing

1 specs
MSRP
$2,538
$1,249
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